* { box-sizing: border-box; }
body { font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif; color: #111827; background: #f3f4f6; margin: 0; line-height: 1.7; }
.page-wrap { max-width: 740px; margin: 0 auto; padding: 48px 20px 80px; }
.back-link { display: inline-flex; align-items: center; gap: 6px; color: #6b7280; text-decoration: none; font-size: .88rem; margin-bottom: 28px; }
.back-link:hover { color: #2563eb; }
.page-title { font-size: 1.65rem; font-weight: 800; letter-spacing: -.5px; margin-bottom: 4px; }
.page-subtitle { color: #6b7280; font-size: .88rem; margin-bottom: 36px; }
.card { background: #fff; border: 1px solid #e5e7eb; border-radius: 16px; padding: 32px 36px; margin-bottom: 20px; }
.card h2 { font-size: 1.05rem; font-weight: 700; margin: 0 0 16px; padding-bottom: 12px; border-bottom: 1px solid #f3f4f6; }
.card h3 { font-size: .95rem; font-weight: 700; margin: 24px 0 8px; color: #374151; }
.card h3:first-of-type { margin-top: 0; }
.card p { font-size: .92rem; color: #374151; margin-bottom: 12px; }
.card p:last-child { margin-bottom: 0; }
.policy-text { font-size: .92rem; color: #374151; white-space: pre-line; }
.empty-notice { font-size: .9rem; color: #9ca3af; font-style: italic; }
.data-table { width: 100%; border-collapse: collapse; font-size: .85rem; margin: 12px 0; }
.data-table th { background: #f9fafb; font-weight: 600; text-align: left; padding: 9px 12px; border: 1px solid #e5e7eb; color: #374151; }
.data-table td { padding: 9px 12px; border: 1px solid #e5e7eb; vertical-align: top; color: #4b5563; }
.badge-platform { display: inline-block; background: #eff6ff; color: #1d4ed8; border: 1px solid #bfdbfe; border-radius: 100px; font-size: .72rem; font-weight: 600; padding: 2px 10px; margin-left: 8px; vertical-align: middle; letter-spacing: .2px; }
.footer-brand { text-align: center; margin-top: 40px; font-size: .8rem; color: #9ca3af; }
.footer-brand a { color: #9ca3af; text-decoration: none; }
.footer-brand a:hover { color: #2563eb; }
@media (max-width: 600px) { .card { padding: 24px 20px; } }